Downhole tool



FIG. 1 is a frontal isometric view of a downhole tool;

FIG. 2 is a rearward isometric view of the downhole tool of FIG. 1;

FIG. 3 is a first longitudinal side view of the downhole tool of FIG. 1,

FIG. 4 is a second, opposite longitudinal side view of the downhole tool of FIG. 1;

FIG. 5 is a lateral front-side view of the downhole tool of FIG. 1; and,

FIG. 6 is a lateral rear-side, view of the downhole, tool of FIG. 1. 

CLAIM The ornamental design for a downhole tool, as shown and described. 